With a non-restrictive design, this top allows for total mobility, while the mesh back panel helps you stay cool during the heat of your workout. A mesh back panel helps to increase ventilation, while underarm gussets offer a comfortable range of motion so you can focus on your performance.Features Include:Shirttail hem adds extra coverage on upper hips.Nike Pro Cool fabric keeps you cool when the action heats up.84% polyester / 16% spandex.